tydylanbastion tydylanbastion

22-01-2015
Mathematics

contestada

Would I distribute or foil first -2(b-2)(b-2)

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bre0517 bre0517

22-01-2015

You would distribute the -2 and the first b-2
-2xb= -2b
-2x-2= 2
So it would now be -2b - 2 (b-2)

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